| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package android.os; |
| |
| import android.annotation.Nullable; |
| import android.util.ArrayMap; |
| import android.util.Log; |
| |
| import java.io.Serializable; |
| import java.util.ArrayList; |
| import java.util.Set; |
| |
| /** |
| * A mapping from String values to various types. |
| */ |
| public class BaseBundle { |
| private static final String TAG = "Bundle"; |
| static final boolean DEBUG = false; |
| |
| static final int BUNDLE_MAGIC = 0x4C444E42; // 'B' 'N' 'D' 'L' |
| static final Parcel EMPTY_PARCEL; |
| |
| static { |
| EMPTY_PARCEL = Parcel.obtain(); |
| } |
| |
| // Invariant - exactly one of mMap / mParcelledData will be null |
| // (except inside a call to unparcel) |
| |
| ArrayMap<String, Object> mMap = null; |
| |
| /* |
| * If mParcelledData is non-null, then mMap will be null and the |
| * data are stored as a Parcel containing a Bundle. When the data |
| * are unparcelled, mParcelledData willbe set to null. |
| */ |
| Parcel mParcelledData = null; |
| |
| /** |
| * The ClassLoader used when unparcelling data from mParcelledData. |
| */ |
| private ClassLoader mClassLoader; |
| |
| /** |
| * Constructs a new, empty Bundle that uses a specific ClassLoader for |
| * instantiating Parcelable and Serializable objects. |
| * |
| * @param loader An explicit ClassLoader to use when instantiating objects |
| * inside of the Bundle. |
| * @param capacity Initial size of the ArrayMap. |
| */ |
| BaseBundle(@Nullable ClassLoader loader, int capacity) { |
| mMap = capacity > 0 ? |
| new ArrayMap<String, Object>(capacity) : new ArrayMap<String, Object>(); |
| mClassLoader = loader == null ? getClass().getClassLoader() : loader; |
| } |
| |
| /** |
| * Constructs a new, empty Bundle. |
| */ |
| BaseBundle() { |
| this((ClassLoader) null, 0); |
| } |
| |
| /** |
| * Constructs a Bundle whose data is stored as a Parcel. The data |
| * will be unparcelled on first contact, using the assigned ClassLoader. |
| * |
| * @param parcelledData a Parcel containing a Bundle |
| */ |
| BaseBundle(Parcel parcelledData) { |
| readFromParcelInner(parcelledData); |
| } |
| |
| BaseBundle(Parcel parcelledData, int length) { |
| readFromParcelInner(parcelledData, length); |
| } |
| |
| /** |
| * Constructs a new, empty Bundle that uses a specific ClassLoader for |
| * instantiating Parcelable and Serializable objects. |
| * |
| * @param loader An explicit ClassLoader to use when instantiating objects |
| * inside of the Bundle. |
| */ |
| BaseBundle(ClassLoader loader) { |
| this(loader, 0); |
| } |
| |
| /** |
| * Constructs a new, empty Bundle sized to hold the given number of |
| * elements. The Bundle will grow as needed. |
| * |
| * @param capacity the initial capacity of the Bundle |
| */ |
| BaseBundle(int capacity) { |
| this((ClassLoader) null, capacity); |
| } |
| |
| /** |
| * Constructs a Bundle containing a copy of the mappings from the given |
| * Bundle. |
| * |
| * @param b a Bundle to be copied. |
| */ |
| BaseBundle(BaseBundle b) { |
| if (b.mParcelledData != null) { |
| if (b.mParcelledData == EMPTY_PARCEL) { |
| mParcelledData = EMPTY_PARCEL; |
| } else { |
| mParcelledData = Parcel.obtain(); |
| mParcelledData.appendFrom(b.mParcelledData, 0, b.mParcelledData.dataSize()); |
| mParcelledData.setDataPosition(0); |
| } |
| } else { |
| mParcelledData = null; |
| } |
| |
| if (b.mMap != null) { |
| mMap = new ArrayMap<String, Object>(b.mMap); |
| } else { |
| mMap = null; |
| } |
| |
| mClassLoader = b.mClassLoader; |
| } |
| |
| /** |
| * TODO: optimize this later (getting just the value part of a Bundle |
| * with a single pair) once Bundle.forPair() above is implemented |
| * with a special single-value Map implementation/serialization. |
| * |
| * Note: value in single-pair Bundle may be null. |
| * |
| * @hide |
| */ |
| public String getPairValue() { |
| unparcel(); |
| int size = mMap.size(); |
| if (size > 1) { |
| Log.w(TAG, "getPairValue() used on Bundle with multiple pairs."); |
| } |
| if (size == 0) { |
| return null; |
| } |
| Object o = mMap.valueAt(0); |
| try { |
| return (String) o; |
| } catch (ClassCastException e) { |
| typeWarning("getPairValue()", o, "String", e); |
| return null; |
| } |
| } |
| |
| /** |
| * Changes the ClassLoader this Bundle uses when instantiating objects. |
| * |
| * @param loader An explicit ClassLoader to use when instantiating objects |
| * inside of the Bundle. |
| */ |
| void setClassLoader(ClassLoader loader) { |
| mClassLoader = loader; |
| } |
| |
| /** |
| * Return the ClassLoader currently associated with this Bundle. |
| */ |
| ClassLoader getClassLoader() { |
| return mClassLoader; |
| } |
| |
| /** |
| * If the underlying data are stored as a Parcel, unparcel them |
| * using the currently assigned class loader. |
| */ |
| /* package */ synchronized void unparcel() { |
| if (mParcelledData == null) { |
| if (DEBUG) Log.d(TAG, "unparcel " + Integer.toHexString(System.identityHashCode(this)) |
| + ": no parcelled data"); |
| return; |
| } |
| |
| if (mParcelledData == EMPTY_PARCEL) { |
| if (DEBUG) Log.d(TAG, "unparcel " + Integer.toHexString(System.identityHashCode(this)) |
| + ": empty"); |
| if (mMap == null) { |
| mMap = new ArrayMap<String, Object>(1); |
| } else { |
| mMap.erase(); |
| } |
| mParcelledData = null; |
| return; |
| } |
| |
| int N = mParcelledData.readInt(); |
| if (DEBUG) Log.d(TAG, "unparcel " + Integer.toHexString(System.identityHashCode(this)) |
| + ": reading " + N + " maps"); |
| if (N < 0) { |
| return; |
| } |
| if (mMap == null) { |
| mMap = new ArrayMap<String, Object>(N); |
| } else { |
| mMap.erase(); |
| mMap.ensureCapacity(N); |
| } |
| mParcelledData.readArrayMapInternal(mMap, N, mClassLoader); |
| mParcelledData.recycle(); |
| mParcelledData = null; |
| if (DEBUG) Log.d(TAG, "unparcel " + Integer.toHexString(System.identityHashCode(this)) |
| + " final map: " + mMap); |
| } |
| |
| /** |
| * @hide |
| */ |
| public boolean isParcelled() { |
| return mParcelledData != null; |
| } |
| |
| /** |
| * Returns the number of mappings contained in this Bundle. |
| * |
| * @return the number of mappings as an int. |
| */ |
| public int size() { |
| unparcel(); |
| return mMap.size(); |
| } |
| |
| /** |
| * Returns true if the mapping of this Bundle is empty, false otherwise. |
| */ |
| public boolean isEmpty() { |
| unparcel(); |
| return mMap.isEmpty(); |
| } |
| |
| /** |
| * Removes all elements from the mapping of this Bundle. |
| */ |
| public void clear() { |
| unparcel(); |
| mMap.clear(); |
| } |
| |
| /** |
| * Returns true if the given key is contained in the mapping |
| * of this Bundle. |
| * |
| * @param key a String key |
| * @return true if the key is part of the mapping, false otherwise |
| */ |
| public boolean containsKey(String key) { |
| unparcel(); |
| return mMap.containsKey(key); |
| } |
| |
| /** |
| * Returns the entry with the given key as an object. |
| * |
| * @param key a String key |
| * @return an Object, or null |
| */ |
| @Nullable |
| public Object get(String key) { |
| unparcel(); |
| return mMap.get(key); |
| } |
| |
| /** |
| * Removes any entry with the given key from the mapping of this Bundle. |
| * |
| * @param key a String key |
| */ |
| public void remove(String key) { |
| unparcel(); |
| mMap.remove(key); |
| } |
| |
| /** |
| * Inserts all mappings from the given PersistableBundle into this BaseBundle. |
| * |
| * @param bundle a PersistableBundle |
| */ |
| public void putAll(PersistableBundle bundle) { |
| unparcel(); |
| bundle.unparcel(); |
| mMap.putAll(bundle.mMap); |
| } |
| |
| /** |
| * Inserts all mappings from the given Map into this BaseBundle. |
| * |
| * @param map a Map |
| */ |
| void putAll(ArrayMap map) { |
| unparcel(); |
| mMap.putAll(map); |
| } |
| |
| /** |
| * Returns a Set containing the Strings used as keys in this Bundle. |
| * |
| * @return a Set of String keys |
| */ |
| public Set<String> keySet() { |
| unparcel(); |
| return mMap.keySet(); |
| } |
| |
| /** |
| * Inserts a Boolean value into the mapping of this Bundle, replacing |
| * any existing value for the given key. Either key or value may be null. |
| * |
| * @param key a String, or null |
| * @param value a boolean |
| */ |
| public void putBoolean(@Nullable String key, boolean value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts a byte value into the mapping of this Bundle, replacing |
| * any existing value for the given key. |
| * |
| * @param key a String, or null |
| * @param value a byte |
| */ |
| void putByte(@Nullable String key, byte value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts a char value into the mapping of this Bundle, replacing |
| * any existing value for the given key. |
| * |
| * @param key a String, or null |
| * @param value a char |
| */ |
| void putChar(@Nullable String key, char value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts a short value into the mapping of this Bundle, replacing |
| * any existing value for the given key. |
| * |
| * @param key a String, or null |
| * @param value a short |
| */ |
| void putShort(@Nullable String key, short value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts an int value into the mapping of this Bundle, replacing |
| * any existing value for the given key. |
| * |
| * @param key a String, or null |
| * @param value an int |
| */ |
| public void putInt(@Nullable String key, int value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts a long value into the mapping of this Bundle, replacing |
| * any existing value for the given key. |
| * |
| * @param key a String, or null |
| * @param value a long |
| */ |
| public void putLong(@Nullable String key, long value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts a float value into the mapping of this Bundle, replacing |
| * any existing value for the given key. |
| * |
| * @param key a String, or null |
| * @param value a float |
| */ |
| void putFloat(@Nullable String key, float value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts a double value into the mapping of this Bundle, replacing |
| * any existing value for the given key. |
| * |
| * @param key a String, or null |
| * @param value a double |
| */ |
| public void putDouble(@Nullable String key, double value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts a String value into the mapping of this Bundle, replacing |
| * any existing value for the given key. Either key or value may be null. |
| * |
| * @param key a String, or null |
| * @param value a String, or null |
| */ |
| public void putString(@Nullable String key, @Nullable String value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts a CharSequence value into the mapping of this Bundle, replacing |
| * any existing value for the given key. Either key or value may be null. |
| * |
| * @param key a String, or null |
| * @param value a CharSequence, or null |
| */ |
| void putCharSequence(@Nullable String key, @Nullable CharSequence value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts an ArrayList<Integer> value into the mapping of this Bundle, replacing |
| * any existing value for the given key. Either key or value may be null. |
| * |
| * @param key a String, or null |
| * @param value an ArrayList<Integer> object, or null |
| */ |
| void putIntegerArrayList(@Nullable String key, @Nullable ArrayList<Integer> value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts an ArrayList<String> value into the mapping of this Bundle, replacing |
| * any existing value for the given key. Either key or value may be null. |
| * |
| * @param key a String, or null |
| * @param value an ArrayList<String> object, or null |
| */ |
| void putStringArrayList(@Nullable String key, @Nullable ArrayList<String> value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts an ArrayList<CharSequence> value into the mapping of this Bundle, replacing |
| * any existing value for the given key. Either key or value may be null. |
| * |
| * @param key a String, or null |
| * @param value an ArrayList<CharSequence> object, or null |
| */ |
| void putCharSequenceArrayList(@Nullable String key, @Nullable ArrayList<CharSequence> value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts a Serializable value into the mapping of this Bundle, replacing |
| * any existing value for the given key. Either key or value may be null. |
| * |
| * @param key a String, or null |
| * @param value a Serializable object, or null |
| */ |
| void putSerializable(@Nullable String key, @Nullable Serializable value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts a boolean array value into the mapping of this Bundle, replacing |
| * any existing value for the given key. Either key or value may be null. |
| * |
| * @param key a String, or null |
| * @param value a boolean array object, or null |
| */ |
| public void putBooleanArray(@Nullable String key, @Nullable boolean[] value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts a byte array value into the mapping of this Bundle, replacing |
| * any existing value for the given key. Either key or value may be null. |
| * |
| * @param key a String, or null |
| * @param value a byte array object, or null |
| */ |
| void putByteArray(@Nullable String key, @Nullable byte[] value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts a short array value into the mapping of this Bundle, replacing |
| * any existing value for the given key. Either key or value may be null. |
| * |
| * @param key a String, or null |
| * @param value a short array object, or null |
| */ |
| void putShortArray(@Nullable String key, @Nullable short[] value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts a char array value into the mapping of this Bundle, replacing |
| * any existing value for the given key. Either key or value may be null. |
| * |
| * @param key a String, or null |
| * @param value a char array object, or null |
| */ |
| void putCharArray(@Nullable String key, @Nullable char[] value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts an int array value into the mapping of this Bundle, replacing |
| * any existing value for the given key. Either key or value may be null. |
| * |
| * @param key a String, or null |
| * @param value an int array object, or null |
| */ |
| public void putIntArray(@Nullable String key, @Nullable int[] value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts a long array value into the mapping of this Bundle, replacing |
| * any existing value for the given key. Either key or value may be null. |
| * |
| * @param key a String, or null |
| * @param value a long array object, or null |
| */ |
| public void putLongArray(@Nullable String key, @Nullable long[] value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts a float array value into the mapping of this Bundle, replacing |
| * any existing value for the given key. Either key or value may be null. |
| * |
| * @param key a String, or null |
| * @param value a float array object, or null |
| */ |
| void putFloatArray(@Nullable String key, @Nullable float[] value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts a double array value into the mapping of this Bundle, replacing |
| * any existing value for the given key. Either key or value may be null. |
| * |
| * @param key a String, or null |
| * @param value a double array object, or null |
| */ |
| public void putDoubleArray(@Nullable String key, @Nullable double[] value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts a String array value into the mapping of this Bundle, replacing |
| * any existing value for the given key. Either key or value may be null. |
| * |
| * @param key a String, or null |
| * @param value a String array object, or null |
| */ |
| public void putStringArray(@Nullable String key, @Nullable String[] value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Inserts a CharSequence array value into the mapping of this Bundle, replacing |
| * any existing value for the given key. Either key or value may be null. |
| * |
| * @param key a String, or null |
| * @param value a CharSequence array object, or null |
| */ |
| void putCharSequenceArray(@Nullable String key, @Nullable CharSequence[] value) { |
| unparcel(); |
| mMap.put(key, value); |
| } |
| |
| /** |
| * Returns the value associated with the given key, or false if |
| * no mapping of the desired type exists for the given key. |
| * |
| * @param key a String |
| * @return a boolean value |
| */ |
| public boolean getBoolean(String key) { |
| unparcel(); |
| if (DEBUG) Log.d(TAG, "Getting boolean in " |
| + Integer.toHexString(System.identityHashCode(this))); |
| return getBoolean(key, false); |
| } |
| |
| // Log a message if the value was non-null but not of the expected type |
| void typeWarning(String key, Object value, String className, |
| Object defaultValue, ClassCastException e) { |
| StringBuilder sb = new StringBuilder(); |
| sb.append("Key "); |
| sb.append(key); |
| sb.append(" expected "); |
| sb.append(className); |
| sb.append(" but value was a "); |
| sb.append(value.getClass().getName()); |
| sb.append(". The default value "); |
| sb.append(defaultValue); |
| sb.append(" was returned."); |
| Log.w(TAG, sb.toString()); |
| Log.w(TAG, "Attempt to cast generated internal exception:", e); |
| } |
| |
| void typeWarning(String key, Object value, String className, |
| ClassCastException e) { |
| typeWarning(key, value, className, "<null>", e); |
| } |
| |
| /** |
| * Returns the value associated with the given key, or defaultValue if |
| * no mapping of the desired type exists for the given key. |
| * |
| * @param key a String |
| * @param defaultValue Value to return if key does not exist |
| * @return a boolean value |
| */ |
| public boolean getBoolean(String key, boolean defaultValue) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return defaultValue; |
| } |
| try { |
| return (Boolean) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "Boolean", defaultValue, e); |
| return defaultValue; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or (byte) 0 if |
| * no mapping of the desired type exists for the given key. |
| * |
| * @param key a String |
| * @return a byte value |
| */ |
| byte getByte(String key) { |
| unparcel(); |
| return getByte(key, (byte) 0); |
| } |
| |
| /** |
| * Returns the value associated with the given key, or defaultValue if |
| * no mapping of the desired type exists for the given key. |
| * |
| * @param key a String |
| * @param defaultValue Value to return if key does not exist |
| * @return a byte value |
| */ |
| Byte getByte(String key, byte defaultValue) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return defaultValue; |
| } |
| try { |
| return (Byte) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "Byte", defaultValue, e); |
| return defaultValue; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or (char) 0 if |
| * no mapping of the desired type exists for the given key. |
| * |
| * @param key a String |
| * @return a char value |
| */ |
| char getChar(String key) { |
| unparcel(); |
| return getChar(key, (char) 0); |
| } |
| |
| /** |
| * Returns the value associated with the given key, or defaultValue if |
| * no mapping of the desired type exists for the given key. |
| * |
| * @param key a String |
| * @param defaultValue Value to return if key does not exist |
| * @return a char value |
| */ |
| char getChar(String key, char defaultValue) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return defaultValue; |
| } |
| try { |
| return (Character) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "Character", defaultValue, e); |
| return defaultValue; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or (short) 0 if |
| * no mapping of the desired type exists for the given key. |
| * |
| * @param key a String |
| * @return a short value |
| */ |
| short getShort(String key) { |
| unparcel(); |
| return getShort(key, (short) 0); |
| } |
| |
| /** |
| * Returns the value associated with the given key, or defaultValue if |
| * no mapping of the desired type exists for the given key. |
| * |
| * @param key a String |
| * @param defaultValue Value to return if key does not exist |
| * @return a short value |
| */ |
| short getShort(String key, short defaultValue) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return defaultValue; |
| } |
| try { |
| return (Short) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "Short", defaultValue, e); |
| return defaultValue; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or 0 if |
| * no mapping of the desired type exists for the given key. |
| * |
| * @param key a String |
| * @return an int value |
| */ |
| public int getInt(String key) { |
| unparcel(); |
| return getInt(key, 0); |
| } |
| |
| /** |
| * Returns the value associated with the given key, or defaultValue if |
| * no mapping of the desired type exists for the given key. |
| * |
| * @param key a String |
| * @param defaultValue Value to return if key does not exist |
| * @return an int value |
| */ |
| public int getInt(String key, int defaultValue) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return defaultValue; |
| } |
| try { |
| return (Integer) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "Integer", defaultValue, e); |
| return defaultValue; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or 0L if |
| * no mapping of the desired type exists for the given key. |
| * |
| * @param key a String |
| * @return a long value |
| */ |
| public long getLong(String key) { |
| unparcel(); |
| return getLong(key, 0L); |
| } |
| |
| /** |
| * Returns the value associated with the given key, or defaultValue if |
| * no mapping of the desired type exists for the given key. |
| * |
| * @param key a String |
| * @param defaultValue Value to return if key does not exist |
| * @return a long value |
| */ |
| public long getLong(String key, long defaultValue) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return defaultValue; |
| } |
| try { |
| return (Long) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "Long", defaultValue, e); |
| return defaultValue; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or 0.0f if |
| * no mapping of the desired type exists for the given key. |
| * |
| * @param key a String |
| * @return a float value |
| */ |
| float getFloat(String key) { |
| unparcel(); |
| return getFloat(key, 0.0f); |
| } |
| |
| /** |
| * Returns the value associated with the given key, or defaultValue if |
| * no mapping of the desired type exists for the given key. |
| * |
| * @param key a String |
| * @param defaultValue Value to return if key does not exist |
| * @return a float value |
| */ |
| float getFloat(String key, float defaultValue) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return defaultValue; |
| } |
| try { |
| return (Float) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "Float", defaultValue, e); |
| return defaultValue; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or 0.0 if |
| * no mapping of the desired type exists for the given key. |
| * |
| * @param key a String |
| * @return a double value |
| */ |
| public double getDouble(String key) { |
| unparcel(); |
| return getDouble(key, 0.0); |
| } |
| |
| /** |
| * Returns the value associated with the given key, or defaultValue if |
| * no mapping of the desired type exists for the given key. |
| * |
| * @param key a String |
| * @param defaultValue Value to return if key does not exist |
| * @return a double value |
| */ |
| public double getDouble(String key, double defaultValue) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return defaultValue; |
| } |
| try { |
| return (Double) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "Double", defaultValue, e); |
| return defaultValue; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or null if |
| * no mapping of the desired type exists for the given key or a null |
| * value is explicitly associated with the key. |
| * |
| * @param key a String, or null |
| * @return a String value, or null |
| */ |
| @Nullable |
| public String getString(@Nullable String key) { |
| unparcel(); |
| final Object o = mMap.get(key); |
| try { |
| return (String) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "String", e); |
| return null; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or defaultValue if |
| * no mapping of the desired type exists for the given key or if a null |
| * value is explicitly associated with the given key. |
| * |
| * @param key a String, or null |
| * @param defaultValue Value to return if key does not exist or if a null |
| * value is associated with the given key. |
| * @return the String value associated with the given key, or defaultValue |
| * if no valid String object is currently mapped to that key. |
| */ |
| public String getString(@Nullable String key, String defaultValue) { |
| final String s = getString(key); |
| return (s == null) ? defaultValue : s; |
| } |
| |
| /** |
| * Returns the value associated with the given key, or null if |
| * no mapping of the desired type exists for the given key or a null |
| * value is explicitly associated with the key. |
| * |
| * @param key a String, or null |
| * @return a CharSequence value, or null |
| */ |
| @Nullable |
| CharSequence getCharSequence(@Nullable String key) { |
| unparcel(); |
| final Object o = mMap.get(key); |
| try { |
| return (CharSequence) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "CharSequence", e); |
| return null; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or defaultValue if |
| * no mapping of the desired type exists for the given key or if a null |
| * value is explicitly associated with the given key. |
| * |
| * @param key a String, or null |
| * @param defaultValue Value to return if key does not exist or if a null |
| * value is associated with the given key. |
| * @return the CharSequence value associated with the given key, or defaultValue |
| * if no valid CharSequence object is currently mapped to that key. |
| */ |
| CharSequence getCharSequence(@Nullable String key, CharSequence defaultValue) { |
| final CharSequence cs = getCharSequence(key); |
| return (cs == null) ? defaultValue : cs; |
| } |
| |
| /** |
| * Returns the value associated with the given key, or null if |
| * no mapping of the desired type exists for the given key or a null |
| * value is explicitly associated with the key. |
| * |
| * @param key a String, or null |
| * @return a Serializable value, or null |
| */ |
| @Nullable |
| Serializable getSerializable(@Nullable String key) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return null; |
| } |
| try { |
| return (Serializable) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "Serializable", e); |
| return null; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or null if |
| * no mapping of the desired type exists for the given key or a null |
| * value is explicitly associated with the key. |
| * |
| * @param key a String, or null |
| * @return an ArrayList<String> value, or null |
| */ |
| @Nullable |
| ArrayList<Integer> getIntegerArrayList(@Nullable String key) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return null; |
| } |
| try { |
| return (ArrayList<Integer>) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "ArrayList<Integer>", e); |
| return null; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or null if |
| * no mapping of the desired type exists for the given key or a null |
| * value is explicitly associated with the key. |
| * |
| * @param key a String, or null |
| * @return an ArrayList<String> value, or null |
| */ |
| @Nullable |
| ArrayList<String> getStringArrayList(@Nullable String key) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return null; |
| } |
| try { |
| return (ArrayList<String>) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "ArrayList<String>", e); |
| return null; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or null if |
| * no mapping of the desired type exists for the given key or a null |
| * value is explicitly associated with the key. |
| * |
| * @param key a String, or null |
| * @return an ArrayList<CharSequence> value, or null |
| */ |
| @Nullable |
| ArrayList<CharSequence> getCharSequenceArrayList(@Nullable String key) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return null; |
| } |
| try { |
| return (ArrayList<CharSequence>) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "ArrayList<CharSequence>", e); |
| return null; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or null if |
| * no mapping of the desired type exists for the given key or a null |
| * value is explicitly associated with the key. |
| * |
| * @param key a String, or null |
| * @return a boolean[] value, or null |
| */ |
| @Nullable |
| public boolean[] getBooleanArray(@Nullable String key) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return null; |
| } |
| try { |
| return (boolean[]) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "byte[]", e); |
| return null; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or null if |
| * no mapping of the desired type exists for the given key or a null |
| * value is explicitly associated with the key. |
| * |
| * @param key a String, or null |
| * @return a byte[] value, or null |
| */ |
| @Nullable |
| byte[] getByteArray(@Nullable String key) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return null; |
| } |
| try { |
| return (byte[]) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "byte[]", e); |
| return null; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or null if |
| * no mapping of the desired type exists for the given key or a null |
| * value is explicitly associated with the key. |
| * |
| * @param key a String, or null |
| * @return a short[] value, or null |
| */ |
| @Nullable |
| short[] getShortArray(@Nullable String key) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return null; |
| } |
| try { |
| return (short[]) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "short[]", e); |
| return null; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or null if |
| * no mapping of the desired type exists for the given key or a null |
| * value is explicitly associated with the key. |
| * |
| * @param key a String, or null |
| * @return a char[] value, or null |
| */ |
| @Nullable |
| char[] getCharArray(@Nullable String key) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return null; |
| } |
| try { |
| return (char[]) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "char[]", e); |
| return null; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or null if |
| * no mapping of the desired type exists for the given key or a null |
| * value is explicitly associated with the key. |
| * |
| * @param key a String, or null |
| * @return an int[] value, or null |
| */ |
| @Nullable |
| public int[] getIntArray(@Nullable String key) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return null; |
| } |
| try { |
| return (int[]) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "int[]", e); |
| return null; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or null if |
| * no mapping of the desired type exists for the given key or a null |
| * value is explicitly associated with the key. |
| * |
| * @param key a String, or null |
| * @return a long[] value, or null |
| */ |
| @Nullable |
| public long[] getLongArray(@Nullable String key) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return null; |
| } |
| try { |
| return (long[]) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "long[]", e); |
| return null; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or null if |
| * no mapping of the desired type exists for the given key or a null |
| * value is explicitly associated with the key. |
| * |
| * @param key a String, or null |
| * @return a float[] value, or null |
| */ |
| @Nullable |
| float[] getFloatArray(@Nullable String key) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return null; |
| } |
| try { |
| return (float[]) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "float[]", e); |
| return null; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or null if |
| * no mapping of the desired type exists for the given key or a null |
| * value is explicitly associated with the key. |
| * |
| * @param key a String, or null |
| * @return a double[] value, or null |
| */ |
| @Nullable |
| public double[] getDoubleArray(@Nullable String key) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return null; |
| } |
| try { |
| return (double[]) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "double[]", e); |
| return null; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or null if |
| * no mapping of the desired type exists for the given key or a null |
| * value is explicitly associated with the key. |
| * |
| * @param key a String, or null |
| * @return a String[] value, or null |
| */ |
| @Nullable |
| public String[] getStringArray(@Nullable String key) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return null; |
| } |
| try { |
| return (String[]) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "String[]", e); |
| return null; |
| } |
| } |
| |
| /** |
| * Returns the value associated with the given key, or null if |
| * no mapping of the desired type exists for the given key or a null |
| * value is explicitly associated with the key. |
| * |
| * @param key a String, or null |
| * @return a CharSequence[] value, or null |
| */ |
| @Nullable |
| CharSequence[] getCharSequenceArray(@Nullable String key) { |
| unparcel(); |
| Object o = mMap.get(key); |
| if (o == null) { |
| return null; |
| } |
| try { |
| return (CharSequence[]) o; |
| } catch (ClassCastException e) { |
| typeWarning(key, o, "CharSequence[]", e); |
| return null; |
| } |
| } |
| |
| /** |
| * Writes the Bundle contents to a Parcel, typically in order for |
| * it to be passed through an IBinder connection. |
| * @param parcel The parcel to copy this bundle to. |
| */ |
| void writeToParcelInner(Parcel parcel, int flags) { |
| if (mParcelledData != null) { |
| if (mParcelledData == EMPTY_PARCEL) { |
| parcel.writeInt(0); |
| } else { |
| int length = mParcelledData.dataSize(); |
| parcel.writeInt(length); |
| parcel.writeInt(BUNDLE_MAGIC); |
| parcel.appendFrom(mParcelledData, 0, length); |
| } |
| } else { |
| // Special case for empty bundles. |
| if (mMap == null || mMap.size() <= 0) { |
| parcel.writeInt(0); |
| return; |
| } |
| int lengthPos = parcel.dataPosition(); |
| parcel.writeInt(-1); // dummy, will hold length |
| parcel.writeInt(BUNDLE_MAGIC); |
| |
| int startPos = parcel.dataPosition(); |
| parcel.writeArrayMapInternal(mMap); |
| int endPos = parcel.dataPosition(); |
| |
| // Backpatch length |
| parcel.setDataPosition(lengthPos); |
| int length = endPos - startPos; |
| parcel.writeInt(length); |
| parcel.setDataPosition(endPos); |
| } |
| } |
| |
| /** |
| * Reads the Parcel contents into this Bundle, typically in order for |
| * it to be passed through an IBinder connection. |
| * @param parcel The parcel to overwrite this bundle from. |
| */ |
| void readFromParcelInner(Parcel parcel) { |
| int length = parcel.readInt(); |
| if (length < 0) { |
| throw new RuntimeException("Bad length in parcel: " + length); |
| } |
| readFromParcelInner(parcel, length); |
| } |
| |
| private void readFromParcelInner(Parcel parcel, int length) { |
| if (length == 0) { |
| // Empty Bundle or end of data. |
| mParcelledData = EMPTY_PARCEL; |
| return; |
| } |
| int magic = parcel.readInt(); |
| if (magic != BUNDLE_MAGIC) { |
| //noinspection ThrowableInstanceNeverThrown |
| throw new IllegalStateException("Bad magic number for Bundle: 0x" |
| + Integer.toHexString(magic)); |
| } |
| |
| // Advance within this Parcel |
| int offset = parcel.dataPosition(); |
| parcel.setDataPosition(offset + length); |
| |
| Parcel p = Parcel.obtain(); |
| p.setDataPosition(0); |
| p.appendFrom(parcel, offset, length); |
| if (DEBUG) Log.d(TAG, "Retrieving " + Integer.toHexString(System.identityHashCode(this)) |
| + ": " + length + " bundle bytes starting at " + offset); |
| p.setDataPosition(0); |
| |
| mParcelledData = p; |
| } |
| } |
